The many health hazards associated with consumption of poultry produced in the United States may be divided into two categories: (1) health hazards associated with consumption of any chicken flesh, and (2) health hazards associated with the methods of animal agriculture practiced in the United States.
A star topology is a LAN architecture in which the endpoints on a network are connected to a common central hub, or switch, by dedicated links. Logical bus and ring topologies are often implemented physically in a star topology, which is illustrated in the following figure.
The physical topology of a network refers to the configuration of cables, computers, and other peripherals. Physical topology should not be confused with logical topology which is the method used to pass information between workstations. Logical topology was discussed in the Protocol chapter.